How do you factor: $y = 3 x^{2} + 10 x + 8$ $y= 3x^2 + 10x + 8$ ?

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Answer 1 · 2015-11-30T10:15:29

$(x + 2) (3 x + 4)$ $(x+2)(3x+4)$

$(x + ?) (3 x + ?)$ $(x+?)(3x+?)$ Gives the $3 x^{2}$ $3x^2$

To find the other factors

$Attempt 1$ $color(blue)("Attempt 1")$

$(x + 2) (3 x + 4) = 3 x^{2} + 4 x + 6 x + 8 Works on first guess!$ $(x+2)(3x+4) = 3x^2+4x+6x+8 color(red)(" Works on first guess!"$

How do you factor: y=3x2+10x+8y= 3x^2 + 10x + 8 ?